• 技术工艺操作简便运行稳定可靠甲醇生产废水治理资源化提供实验依据

    The process is convenient and could be steadily run, which provides the experimental basis for the treatment and resource reuse of benzyl alcohol production wastewater.

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  • 同样有关麦田不同杂草磺隆敏感性研究,对于揭示麦田杂草的敏感性机理,为苯磺隆的科学应用提供了理论依据

    Likewise, the studies on sensitivity of different weeds in wheat fields may reveal the sensitivity mechanism of wheat weeds and can provide bas.

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  • 结论煤焦油加工生产过程产生主要职业危害因素物、多芳烃、。类化合物,以及生产过程中使用的煤气中的一氧化碳等。

    Conclusions in the coal tar processing, the harmful factors are the series of benzene, polycyclic aromatic hydrocarbon, phenolics and co which is used in the process of production.

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  • 依靠广西丰富肉桂资源,进行生物降解天然甲醛研究具有重要意义

    Guangxi province is rich in cinnamon resource, so studies on biodegradation of cinnamon oil into natural benzaldehyde have important significance.

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  • 研究了以二80%水合肼原料合成甲酮工艺探讨物料配比反应时间浓度等目的产物收率的影响

    Synthesis process of benzophenone hydrazone is studied with benzophenone and 80%hydrazine as raw materials. Effects of material ratio, reaction time and concentration on aimed products are explored.

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  • 传统油漆是以有机溶剂稀释剂需要消耗大量石油资源含有二甲甲醛游离性TDI等有毒化学物质

    The traditional painting is an organic solvent as diluent, need to consume large amounts of oil resources, more contain toxic chemicals benzene, toluene, xylene, formaldehyde, free TDI.

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  • 他们给了一些的是我瞌睡,可是不起作用

    They gave me some Benadryl to make me drowsy, but it didn't help.

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  • 简单芳烃有机化工基本原料具有十分广泛的工业用途

    Benzene is the simplest of aromatic hydrocarbons, organic chemicals for the basic raw materials, has a very wide range of industrial USES.

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  • 方法测定5磷脂注射液甲醇的含量,该方法多烯磷脂酰胆碱注射液简便合理可靠的质量控制方法。

    This method has been applied to 5 different polyene phosphatidyl choline injection. This is a more convenient, reasonable and reliable control method for polyene phosphatidyl choline injection.

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  • 目的初步摸清淄博市使用及其化合物行业职业病危害现状

    Objective To find out the state of occupational hazard of some industries using benzene and its compounds.

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  • 文章通过对室内空气污染物成因分析指出目前室内空气主要污染物甲醛系物、

    This article analyses the reasons of the indoors air pollution production and brings up the pollution mainly consists of formaldehyde, benzene series, ammonia and radon.

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  • 研究了磷酸底物微分脉冲伏安测定碱性磷酸酯酶(ALP)的方法。

    A new differential pulse voltammetric method for detection of alkaline phosphatase (ALP) using phenyl phosphate as substrate was developed.

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  • 甲基磺酸催化剂时,甲醛缩乙二醇收率可达87.7%。

    The yield of benzaldehyde glycol acetal was above 87.7% with zinc methanesulfonate as catalyst.

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  • 开发了原料的氟清洁生产工艺

    A clean process for synthesizing fluobenzene with aniline was developed.

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  • 溶剂萃取,粗主要消耗处理后氨水溶解的损失。

    The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.

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  • 但是目前常用塑料凹印油墨使用的溶剂有毒溶剂,环境使用人员身体健康带来了危害

    But at present, the solvents in the plastic gravure printing ink which in common use are the poisonous benzene solvents, that are harmful to environment and operator's health.

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  • 介质聚酯聚丙烯硫醚薄膜

    Medium for polyester, polypropylene, polyphenylene sulfide film and so on.

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  • 方法2-乙酰并噻吩起始原料,经3步反应合成齐留通。

    Methods:Zileuton wassynthesized via 3-step reactions with 2-acetyl benzothiophene as the starting material.

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  • 结果表明:实验中冷却析出晶体碳酸酯,一步结晶即可得到碳酸二酯的含量90%上的晶体;

    The results showed that DPC crystallised from the melt with temperature cooling, and the DPC crystal whose content was 90% was obtained in one step.

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  • 以二乙基代表,通过详细热力学计算,探讨了不同反应条件烷基转移反应平衡影响

    Effects of reaction conditions on reaction equilibrium of transalkylation of diethylbenzene and benzene were investigated through detail thermodynamics calculation, with diethylbenzene as sample.

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  • 方法:以芦丁原料甲酰化,水解糖苷缩合脱保护合成目标化合物

    Methods: Rutin was utilized as the starting material. The target compounds were produced via benzoylation, hydrolysis, glycosidation and deproteination.

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  • 以二甲酰原料,合成一种新型的激光光敏刺——4 -氧基二甲酮(PBZP)。

    A new photoinitiator, 4-phenoxy benzophenone (PBZP), was synthesized and characterized using diphenyl ether and benzoyl chloride as raw material.

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  • 二乙烯基剂,甲基丙烯酸甲酯、乙烯甲基丙烯酸模型浇铸共聚,制得了交联型改性有机玻璃

    A kind of crosslinking modified organic glass was prepared by mold copolymerization of methyl methacrylate, styrene, methacrylic acid with divinylbenzene as crosslinking agent.

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  • 方法乙烯单体,乙烯交联采用溶胀合成分散、粒径的聚乙烯高分子微球。

    Methods: Prepared the monodisperse and big diameter crosslinked polystyrene microspheres with Two Step Swelling Method, Using diVinylbenzene as the crosslink agent.

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  • 结果表明直接间接还原硝基氨基酚都重要实用价值成对电解也是可行的。

    The results showed that both of direct and indirect electrolytic reduction of nitrobenzene top -aminophenol had important practical value, and the couple electrolytic synthesis was feasible.

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  • 利用滴定红外光谱液相色谱等表征方法,确定产物三甲酸。

    The product was confirmed as trimesic by using acid value titration, IR spectrum and liquid chromatogram.

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  • 模型化合物研究负载贵金属层柱分子筛(PLC)催化剂在加氢反应中的抗硫性能

    The behavior of the sulphur-resistance of the hydrogenation of benzene as model chemical compound over pillared-layer clays(PLC) loaded with precious metals was studied.

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  • 模型化合物研究负载贵金属层柱分子筛(PLC)催化剂在加氢反应中的抗硫性能

    The behavior of the sulphur-resistance of the hydrogenation of benzene as model chemical compound over pillared-layer clays(PLC) loaded with precious metals was studied.

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